MM

Masaaki Maejima

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
KC King Jim Co.: 1 patents #89 of 138Top 65%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
Overall (All Time): #1,571,002 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7780342 Spring device and timepiece Osamu Takahashi, Nobuyuki Hirose, Masatoshi Moteki 2010-08-24
4940353 Holder for paper-keeping bags Katuo Osono 1990-07-10
4442419 Static induction apparatus Minoru Kanoi, Yasuro Hori 1984-04-10